RECORDER; TYPE: ELECTRONIC; VOLTAGE (V): 90-240V; CURRENT (A): 3 CHANNELS ANALOGUE 4-20MA AND PROCESS MULTIVARIABLE; FREQUENCY (HZ): 50HZ; MATERIAL: TFT DISPLAY 5,7” COLOR; DIMENSIONS: 144X144MM; DESIGNATED USE: HYDRONIC SYSTEM – WELLS; STANDARDS AND SPECIFICATIONS: IP54 FOR DIN-RAIL MOUNTING; ADDITIONAL FEATURES: INPUTS DIGITAL: 8 DIGITAL CHANNELS, 4 BINARY AND 4 FOR 1KHZ FREQUENCY COMPATIBLE WITH SIEMENS MAG 5000 FLOW METER, SUGGESTED BRANDS: SIEMENS MODEL SIREC D20